Finding the Fourth Proportional to 226,227.75, 312,194.30 and 125,625.75
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Solution
The fourth proportional to 226,227.75, 312,194.30 and 125,625.75 is: 173,363.54
Step by Step Solution
- Step 1: Write the proportion equation
226,227.75 : 312,194.30 = 125,625.75 : x - Step 2: Convert to fraction form
226,227.75/312,194.30 = 125,625.75/x - Step 3: Cross multiply
226,227.75x = 312,194.30 × 125,625.75 - Step 4: Simplify right side
226,227.75x = 39,219,642,455.10 - Step 5: Solve for x
x = 39,219,642,455.10/226,227.75 - Step 6: Final answer
x = 173,363.54
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.